翻译：真正的朋友，顺境时不添虚假繁华，逆境时不改变初心，富贵时不忘记旧交，这样的情谊才珍贵。
It doesn’t matter what your background is or where you come from, if you have dreams and goals, that’s all that matters.
The laws of physics produce complex structures, and in at least one case, a complex structure produces the laws of physics.